DTC Logic
DTC DETECTION LOGIC
NOTE: DTC P1148 is displayed with DTC for A/F sensor 1.
When the DTC is detected, perform the trouble diagnosis of DTC corresponding to A/F sensor 1.
DTC No. | Trouble diagnosis (Trouble diagnosis content) | DTC detecting condition | Possible cause |
P1148 | CLOSED LOOP-B1 (Closed loop control function) | The closed loop control function does not operate even when vehicle is being driven in the specified condition. |
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Diagnosis Procedure
DTC P1148 is displayed with DTC for A/F sensor 1.
When the DTC is detected, perform the trouble diagnosis of DTC corresponding to A/F sensor 1.
Refer to EC, "DTC Index".
Rear oil seal
REAR OIL SEAL : Removal and Installation
REMOVAL
Remove transaxle assembly.
Remove clutch cover and clutch disk (M/T models).
Remove flywheel (M/T models) or drive plate (A/T or CVT models).
Remove rear oil seal with a suitable tool.
CAUTION:
Be careful not to damage crankshaft an ...
P0740 Torque converter
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
P0740
Torque Converter Clutch Circuit/
Open
The follow diagnosis conditions
are met, and the TCM torque
converter clutch solenoid valve
current monitor readin ...